function clearfield(field, defaultval) {
    if (field.value == defaultval)
        field.value = "";
}
function checkfield(field, defaultval) {
    if (field.value == "" || field.value == defaultval)
        field.value = defaultval;
}

function validateForm() {
	var cs_zip = document.getElementById(zipfield);
	var cs_citystate = document.getElementById(citystatefiled);
	if ((cs_zip.value.length == 0 || cs_zip.value == "ZIPCODE") && (cs_citystate.value.length == 0 || cs_citystate.value == "CITY,STATE")) {
		alert("Please enter your Zip or City, State.");
		cs_zip.value = "ZIPCODE";
		cs_citystate.value = "CITY,STATE";
		return false;
	}
	if (cs_zip.value.length != 0 && cs_zip.value != "ZIPCODE") {
		reZip = new RegExp( /(^\d{5}$)|(^\d{5}-\d{4}$)/ );
		if (!reZip.test(cs_zip.value)) {
			cs_zip.value = "";alert("Please enter valid Zip Code.");
			cs_zip.value = "ZIPCODE";
			return false;
		}
	}
	if (window.OnClickSubmitPixel) {
		OnClickSubmitPixel();
	}
	return true;
}
function doClick(buttonName,e){   
	var key;
	if(window.event)
	  key = window.event.keyCode;   
	else
	  key = e.which;    
	if (key == 13){
		var btn = document.getElementById(buttonName);
		if (btn != null){btn.click();event.keyCode = 0}
	}
	return true;
}